scriptbox/alpine-initramfs-dropbear/dropbear/unlock_disk

#!/bin/sh

set -- $(cat /proc/cmdline)

for opt; do
	case "$opt" in
		cryptroot=*)
			KOPT_cryptroot=${opt#cryptroot=}
			continue
			;;
		cryptdm=*)
			KOPT_cryptdm=${opt#cryptdm=}
			continue
			;;
		root=*)
			KOPT_root=${opt#root=}
			continue
			;;
	esac
done

while [ ! -b /dev/mapper/${KOPT_cryptdm} ]; do
	/sbin/nlplug-findfs -c ${KOPT_cryptroot} -m ${KOPT_cryptdm} ${KOPT_debug_init:+-d} -p /sbin/mdev ${KOPT_root}
	sleep 2
done

# Kill all struck nlplug-findfs jobs and dropbear
killall -9 nlplug-findfs
killall -9 dropbear